Michell SF82 Dew-Point Transmitter for Compressed Air

As a member of Process Sensing Technologies (PST) we also offer products and solutions from Michell Instruments.

Simple to install and maintain, the SF82 transmitter series measures dew point and moisture content and is available with a range of industry standard process connections and electrical connectors.

The SF82 features analog and digital outputs providing compatibility with any electronic controller. All models are available with our service exchange program which minimises process downtime
reducing maintenance costs.


  • Dew point or ppmV moisture content output
  • Accuracy ±2 °C dew point
  • Modbus RTU over RS485 digital communication
  • 4 to 20 mA 2 wire
  • Traceable 9 point calibration certificate
  • Power supply 5 to 28 V DC
  • Ultra fast response to moisture change
  • Low cost of ownership and easy maintenance with sensor exchange program
  • 316 stainless steel sensor and sample blocks
  • 5/8” UNF, 3/4” UNF, G 1/2” process connections
  • MiniDIN 43650 C, M12 electrical connectors


  • Refrigeration dryers
  • Membrane dryers
  • Adsorption dryers
  • Medical and surgical air
  • Breathing air
  • Additive manufacturing
  • Plastic injection moulding
  • Portable dew point checkers

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+41 91 646 28 09

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